[PATCH 13/19] orangefs: skip inode writeout if nothing to write

From: Martin Brandenburg
Date: Sun Oct 07 2018 - 19:28:16 EST


Would happen if an inode is dirty but whatever happened is not something
that can be written out to OrangeFS.

Signed-off-by: Martin Brandenburg <martin@xxxxxxxxxxxx>
---
fs/orangefs/orangefs-utils.c | 5 +++++
1 file changed, 5 insertions(+)

diff --git a/fs/orangefs/orangefs-utils.c b/fs/orangefs/orangefs-utils.c
index 902ebd1599e1..de63bb710e38 100644
--- a/fs/orangefs/orangefs-utils.c
+++ b/fs/orangefs/orangefs-utils.c
@@ -435,6 +435,11 @@ int orangefs_inode_setattr(struct inode *inode)
copy_attributes_from_inode(inode,
&new_op->upcall.req.setattr.attributes);
orangefs_inode->attr_valid = 0;
+ if (!new_op->upcall.req.setattr.attributes.mask) {
+ spin_unlock(&inode->i_lock);
+ op_release(new_op);
+ return 0;
+ }
spin_unlock(&inode->i_lock);

ret = service_operation(new_op, __func__,
--
2.19.0